1388021230 is an even 10-digits composite number following 1388021229
and preceding 1388021231 . In scientific notation, it is written as 1.388021230 × 10^9.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 555208488 positive integers (up to 1388021230) that are relatively prime to 1388021230.
1388021230 has 8 divisors, whose sum is 2498438232
The reverse of 1388021230 is 0321208831
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 28
Digital Root 1
Name
one billion three hundred eighty-eight million twenty-one thousand two hundred thirty
Scientific notation
1.388021230 × 10^9
Engineering notation
1.388021230 × 10^9
Prime Factorization
2 × 5 × 138802123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1388021230
Product of the distinct prime numbers
The prime factorization of 1388021230 is 2 × 5 × 138802123.
Since it has a total of 3 prime factors.
9 , 6 , 48 , 95 , 160 , 790 , 1556 , 7542 , 50381 , 28475 , 368134 , 155679 , 36250 , 1447082 , 48142575 , 11573149 , 234839314 , 94766357 , 9395390929 , 1939326977
n×2
2776042460
n×3
4164063690
n×4
5552084920
n×5
6940106150
n÷2
694010615
n÷3
462673743.33333
n÷3
347005307.5
n÷5
277604246
n2
1926602934930712900
n3
2.6741657754641E+27
n4
3.7117988688836E+36
n5
5.1520556315005E+45
2 √n
37256.156940833
3 √n
1115.4891992925
4 √n
193.01854040696
5 √n
67.371966147228
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1388021229
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1388021230 can be divided by 8 positive divisors.
The sum of these divisors (counting 1388021230) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101110111000010111101110
3
Ternary
10120201210210011201
4
Quaternary
1102232320113232
5
Quinary
10320313134410
6
Senary
345422040114
8
Octal
12256702756
10
Decimal
1388021230
12
Duodecimal
328a1903a
16
Hexadecimal
52bb85ee
20
Vigesimal
11df2d1a
36
Base36
mye41a
md5
3c42c686f1d8caf6b066be0330556108
sha1
7ab4bf4de2cd07dcdc84755f907d3ce33d936f0b
sha256
7c380b0ef3e020bc20381aec8305e84f7406a7d7df0a99bfda694727ccf43580
sha512
c6dc5ee01c9018697d146c014ff77f4ce6ecfbd0d7c9460a81d8fd70021b642c49b358131cc1a2f5b3519b239964e001b49a39ec42a24c1b52ed9af29015e2db
ripemd-160
971e9cc5cd0f0ec00f7bcd947c7187cb5365024a
Diameter
2776042460
Circumference
8721194598.3893
Area
6.0526016267629E+18
Volume
1.1201519406239E+28
Surface area
2.4210406507051E+19
Circumference
8721194598.3893
Perimeter
5552084920
Area
1926602934930712900
Diagonal
1962958448.3278
Surface area
1.1559617609584E+19
Volume
2.6741657754641E+27
Space diagonal
2404123292.3442
Perimeter
4164063690
Area
8.3424354232783E+17
Altitude
1202061646.1721
Surface area
8.3424354232783E+17
Volume
3.1515345897461E+26
Height
654319482.77593